package com.atguigu.gulimall.order.config;

import com.atguigu.gulimall.order.entity.OrderEntity;
import com.rabbitmq.client.Channel;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;


/**
 * @DESCRIPTION: 使用@Bean 的方式将 Binding  Queue  DirectExchange 放到容器中
 * 一旦创建好队列，重新创建也不会覆盖，必须要手动删除
 * @author: zr
 * @DATE: 2023/5/20 22:28
 */
@Configuration
@Slf4j
public class MyMQConfig {


    /**
     * x-dead-letter-exchange: order-event-exchange
     * x-dead-letter-routing-key: order.release.order
     * x-message-ttl: 60000
     * 这个地方参数要设置正确才可以
     */
    @Bean
    public Queue orderDelayQueue() {
        // 持久化 排它
        // String name, boolean durable, boolean exclusive, boolean autoDelete, Map<String, Object> arguments
        Map<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange", "order-event-exchange");
        arguments.put("x-dead-letter-routing-key", " order.release.order");
        arguments.put("x-message-ttl", 60000);
        Queue queue = new Queue("order.delay.queue", true, false, false,arguments );
        return queue;
    }

    @Bean
    public Queue orderReleaseOrderQueue() {
        Queue queue = new Queue("order.release.order.queue", true, false, false);
        return queue;
    }

    /**
     * String name, boolean durable, boolean autoDelete, Map<String, Object> arguments
     *
     * @return
     */
    @Bean
    public Exchange orderEventChange() {
        return new TopicExchange("order-event-exchange", true, false);
    }

    /**
     * String destination, DestinationType destinationType, String exchange, String routingKey, Map<String, Object> arguments
     *
     * @return
     */
    @Bean
    public Binding orderCreateOrderBinding() {
     return    new Binding("order.delay.queue",
             Binding.DestinationType.QUEUE,
             "order-event- exchange",
             "order.create.order",null
             );
    }

    @Bean
    public Binding orderReleaseOrederBinding() {
        return    new Binding("order.release.order.queue",
                Binding.DestinationType.QUEUE,
                "order-event- exchange",
                "order.release.order",null
        );
    }

    /**
     * 订单释放直接和库存释放进行绑定
     * @return
     */
    @Bean
    public Binding orderReleaseOtherBinding() {
        return    new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "order-event- exchange",
                "order.release.other.#",null
        );
    }
}
